This is a color changing reusable metal straw, this Color Changing Straws will change color under hot water to the ice-cold liquid, it will have blue and pink colors.
When you use the color changing straw ，it will bring troubleshooting color changes. cold weather conditions can affect the color change. Please allow the product to come to room temperature to allow for the most efficient change.
The Color Changing Straws use the Green paint process, It's an environmentally responsible choice, the Reusable Color Changing Straws can be reused time and time again.
How to care for this color changing straw?
This color-changing straw uses a water-based baking paint process, which has the advantage of rich colors, avoiding the use of steel ball scrubbing, and a strong collision may cause the paint to fall off.
But You can wash these color change straw that is dishwasher safe, making it low maintenance and hygienic choice.
The original home of mood products that change color with heat, cold liquids, cold temperatures or sunlight.
It's a great birthday present for eco-conscious kids. If you purchase one set ， you will get a box.